Concessão da patente
#16.1
09/26/1989
RPI 988
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Official data from INPI
PROCESSO PARA MISTURAR LÁTEX DE BORRACHA E AGENTE DE REFORÇO; PROCESSO PARA PREPARAR UMA MISTURA DE AGENTE DE REFORÇO-PIGMENTO E LÁTEX DE BORRACHA
ConcedidaInvention Patent
Application data
Number
PI8405164Type
Invention Patent
Filing
10/11/1984
Publication
08/27/1985
Progress at the INPI
- Filing10/11/84
- Publication08/27/85
- Examination05/19/87
- Allowance11/08/88
- Grant09/26/89
- Terminated10/16/90
The patent was granted on 09/26/1989 and later terminated for failure to pay the annuities. The technology is in the public domain in Brazil.
Talk to a specialistLatest action published by the INPI: 09/26/1989. We update with every new RPI gazette, published weekly.
Applicants and inventors
Applicants
The Goodyear Tire & Rubber Company
US
Inventors
G. B. (pessoa física)
US
M. A. (pessoa física)
US
Prosecution history
Publications in the Brazilian Industrial Property Gazette (RPI).
Notificação para pagamento de retribuição
#13.1
02/28/1989
RPI 958
Deferimento
#9.1
11/08/1988
RPI 942
Solicitação de exame técnico
#4.1
05/19/1987
RPI 865
Publicação do pedido de patente
#3.1
08/27/1985
RPI 775
Pedido de patente depositado
#2.1
12/26/1984
RPI 740
Anuidade - prazo legal encerrado
#18.2
10/16/1990
RPI 1037
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